CAX ASB plant stems and cells

What is the primary function of a stem?

• to hold the leaves in the best position to obtain

  sunlight for photosynthesis.

• support

• movement of materials

• strength

What is this?

• mitochondria

• chloroplast

• nucleus

• RER

Why is the stem green?

• so it can carry out photosynthesis

• so it is camouflaged

• to match its leaves

• because it is, ok!

• starch grains

• amyloplast

• lipids

• granum

• amyloplast

• granum

• tonoplast

• chloroplast

• mid lamellae

• sieve plate

• pit

• Plasdodesmata

• tonoplast

• chloroplast

• stroma

• pit

Is this a root or a stem of a plant?

• root

• stem

1 is the ......

• Xylem

• Phloem

• Cambium

• Collenchyma

4 is the ......

• Xylem

• Phloem

• Cambium

• Collenchyma